Adds C++11 std::function<> support to MenuItem

Updates some of the tests
issue #2254 : Add plugin weibo for iOS.
fixed #2254 : Add sample code for plugin weibo on iOS.
Update the JS binding code of plugin.
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
Update the license in the sample code.
Merge pull request #2760 from natural-law/develop

Add plugin weibo for iOS on branch develop
issue #2143: Adding CCEditBox::getDelegate.
fixed #2143:  cc.ScrollView(TableView, EditBox).setDelegate(tmp object) causes crash.
Updating cocos2dx_extension.ini
Merge pull request #2766 from dumganhar/jsb-delegate-crash-develop

fixed #2143: cc.ScrollView(TableView, EditBox).setDelegate(tmp object) causes crash.
Merge branch 'menuitem_function_callback' of https://github.com/ricardoquesada/cocos2d-x into ricardoquesada-menuitem_function_callback
Using CC_DEPRECATED_ATTRIBUTE to mark functions as deprecated. Don't bind CCMenuItem::setCallback automatically.
[Linux] Don't treat the warning of deprecated-declarations as error.
Fixing a warning in Bug-458.cpp
Fixing compilation errors on Android.
Merge pull request #2773 from dumganhar/ricardoquesada-menuitem_function_callback

Merge PR https://github.com/cocos2d/cocos2d-x/pull/2756
[AUTO] : updating submodule reference to latest autogenerated bindings
Merge pull request #2775 from CocosRobot/updategeneratedsubmodule_1370437282

[AUTO] : updating submodule reference to latest autogenerated bindings
[Android] Only ignore warning of 'invalid-offsetof' in the library of spidermonkey.